In which country is the Great Wall located?

• 
• 
• 
• 

How many kilometers is the Great Wall long?

• 21.196,18 km

• 20.537,63 km

• 22.638,12 km

• 19.271,64 km

In what year is the Great Wall recognized by UNESCO as a World Heritage Site?

• 1789

• 1897

• 1987

• 1989

Who was China's first emperor?

• Tần Thủy Hoàng

• Hán Cao Tổ

• Tào Phi

• Lưu Bị

What century was the Great Wall of China built?

• 2nd century BC

• 3rd century BC

• 4th century BC

• 5th century BC

What century was the Great Wall of China completed?

• 9th century

• 16th century

• 19th century

• 21st century

Some say that this wall was built of human bones mixed with mortar. Is this right or wrong?

• 
• 

What is the average height of the wall compared to the ground?

• 5 meters

• 6 meters

• 7 meters

• 8 meters

In fact, what materials was built of the Great Wall?

• 
• 
• 
• All three answers above are correct.

What is the main purpose of building the Great Wall?

• Protecting China from attacks

• To be a tourist destination

• allowing the imposition of tariffs on goods transported along the Silk Road

• regulating or encouraging trade and immigration control.